JACOB is a JAVA-COM Bridge that allows calling COM Automation components from Java. It uses JNI to make native calls into the COM and Win32 libraries. Learn to use Jacob with JBuilder and call any DLL or ActiveX control.

developer.* Magazine republishes three essays by Jack W. Reeves (from 1992) discussing how programming is fundamentally a design activity and that the only final and true representation of "the design" is the source code itself.

A discussion of benefits to be derived from using testing tools such as JUnit, DUnit, NUnit or CppUnit. The heart of the argument is that such tools encourage programmers to create highly modular, reusable classes that are easy to maintain.